J.G. Hall 1952 17 July 2 Sagehen Creek, 3 mi. NW Asburt Mills, Nevada Co., Calif. the water. Well-trampled path from aspen cutting to water's edge shows spring use of bark. 4th dam formed along where some l'pole fell. Which comes first the dam or the fallen l'poles? Some kind of fish darted under cover of sunken log in about 5' of water. v. quiet Sitting heavy behind dams. Below 5th dam there is a gap of very few aspen but below this gap is a thick grove of aspen, some being 10" dbh + this may be a good reserve food supply. Signs of last winters use here. Pounding bend below colony aspen + especially willow are extremely dense, but little if any beaver use. A large meadow below this with almost no aspen but suddenly abun- dant just below meadow where a broken-down shack is on W. bank. Some scanty signs of use 50 yds farther down, old + new 1-2". 50 yds farther a winter - stopped tree + a white fir cut down by beaver! Fairly fresh sign increasing, maybe another colony near. Lots of cutting on east bank near old Jeffrey's snag; some 40 yds from water. Small dam, near which couple